Home / 10,066,187.52-13,890,484.92-5,655,567.60

Finding the Fourth Proportional to 10,066,187.52, 13,890,484.92 and 5,655,567.60

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Solution

The fourth proportional to 10,066,187.52, 13,890,484.92 and 5,655,567.60 is: 7,804,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066,187.52 : 13,890,484.92 = 5,655,567.60 : x
  2. Step 2: Convert to fraction form
    10,066,187.52/13,890,484.92 = 5,655,567.60/x
  3. Step 3: Cross multiply
    10,066,187.52x = 13,890,484.92 × 5,655,567.60
  4. Step 4: Simplify right side
    10,066,187.52x = 78,558,576,461,840.59
  5. Step 5: Solve for x
    x = 78,558,576,461,840.59/10,066,187.52
  6. Step 6: Final answer
    x = 7,804,203.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.